/**
*    Copyright (C) 2008 10gen Inc.
*
*    This program is free software: you can redistribute it and/or  modify
*    it under the terms of the GNU Affero General Public License, version 3,
*    as published by the Free Software Foundation.
*
*    This program is distributed in the hope that it will be useful,
*    but WITHOUT ANY WARRANTY; without even the implied warranty of
*    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
*    GNU Affero General Public License for more details.
*
*    You should have received a copy of the GNU Affero General Public License
*    along with this program.  If not, see <http://www.gnu.org/licenses/>.
*
*    As a special exception, the copyright holders give permission to link the
*    code of portions of this program with the OpenSSL library under certain
*    conditions as described in each individual source file and distribute
*    linked combinations including the program with the OpenSSL library. You
*    must comply with the GNU Affero General Public License in all respects for
*    all of the code used other than as permitted herein. If you modify file(s)
*    with this exception, you may extend this exception to your version of the
*    file(s), but you are not obligated to do so. If you do not wish to do so,
*    delete this exception statement from your version. If you delete this
*    exception statement from all source files in the program, then also delete
*    it in the license file.
*/

#pragma once

#include "mongo/db/jsobj.h"
#include "mongo/db/repl/server.h"

namespace mongo {

    class OperationContext;

namespace repl {
    class Member;
    class ReplSetImpl;

    class Manager : public task::Server {
        ReplSetImpl *rs;
        bool busyWithElectSelf;

        /** @param two - if true two primaries were seen.  this can happen transiently, in addition
         *  to our polling being only occasional.  in this case null is returned, but the caller
         *  should not assume primary itself in that situation.
         */
        const Member* findOtherPrimary(OperationContext* txn, bool& two);

        void noteARemoteIsPrimary(OperationContext* txn, const Member *);
        void checkElectableSet(OperationContext* txn);
        void checkAuth(OperationContext* txn);
        virtual void starting();
    public:
        Manager(ReplSetImpl *rs);
        virtual ~Manager();
        void msgReceivedNewConfig(BSONObj);
        void msgCheckNewState();
        bool shouldBeRecoveringDueToAuthIssue();
    };

} // namespace repl
} // namespace mongo
